Roxul (Rockwool) CavityRock 3″ x 24″ x 48″ – 22 Packs – Edmonton
Selling:

22 packs of ROXUL CavityRock semi-rigid stone wool insulation boards
Dimensions: 3″ thick × 24″ wide × 48″ long
Coverage: 40 sq ft per pack (880 sq ft total)
Condition: Brand new, factory-sealed, stored indoors
Perfect for:

Cavity walls, rainscreen systems, and continuous exterior insulation
Projects needing fire-resistant, moisture-repellent insulation
Both commercial and residential builds or renos
Product Highlights:

Fire-resistant & non-combustible
Moisture-, mold-, and rot-resistant
R-value of ~R12 (3")
Durable and sound-absorbing
Pricing:

$120 per pack
Take all 22 packs for just $2,500 flat (save $140)
Retail pricing is typically $170–$190 per pack, so this is a great deal for contractors or serious DIYers.
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